The fix is needed to perform locking on shared data structures
  This is modification of patch proposed by Leandro Santi
  (see http://webs.sinectis.com.ar/lesanti/misc/mysql-4.0.23a-openssl_locking.patch)


sql/mysqld.cc:
  Fix for bug#9270 multiple SSL race conditions (for 5.0 tree)
    The fix is needed to perform locking on shared data structures